CVE-2024-1874: Fedoraproject Fedora

Critical severity, CVSS 9.4. EPSS: 32.6% chance of exploitation in the next 30 days.

In PHP versions 8.1.* before 8.1.28, 8.2.* before 8.2.18, 8.3.* before 8.3.5, when using proc_open() command with array syntax, due to insufficient escaping, if the arguments of the executed command are controlled by a malicious user, the user can supply arguments that would execute arbitrary commands in Windows shell.

Affected products

• Fedoraproject Fedora: version 39 only; version 40 only
• PHP PHP: from 8.1.0, before 8.1.28 (fixed in 8.1.28); from 8.2.0, before 8.2.18 (fixed in 8.2.18); from 8.3.0, before 8.3.5 (fixed in 8.3.5)

Published 2024-04-29. Last modified 2026-06-17.